tools: Enable color for rakudo.

eris/termstr.py

@@ -164,8 +164,8 @@ class TermStr(collections.UserString):
         parts = data.split(terminal.ESC)
         fg_color, bg_color = None, None
         is_bold, is_italic, is_underlined = False, False, False
-        result_parts = []
-        for part in parts:
+        result_parts = [parts[0]]
+        for part in parts[1:]:
             try:
                 end_index = part.index("m")
             except ValueError:

eris/tools.toml

@@ -81,6 +81,7 @@ tools_for_extensions = [
   dependencies = ["rakudo"]
   url = "https://rakudo.org/"
   command = "perl6 -c"
+  has_color = true
 
 [git_blame]
   dependencies = ["git"]

tests/termstr_test.py

@@ -136,6 +136,7 @@ class TermStrTests(unittest.TestCase):
                         bg_color(termstr.Color.green))
         test_round_trip(termstr.TermStr("foo").fg_color(1))
         test_round_trip(termstr.TermStr("foo").bg_color(10))
+        self.assertEqual(TermStr.from_term("foo"), termstr.TermStr("foo"))
         self.assertEqual(TermStr.from_term(eris.terminal.ESC + "[33mfoo"),
                          termstr.TermStr("foo").fg_color(3))
         self.assertEqual(TermStr.from_term(eris.terminal.ESC + "[45mfoo"),